KR101950778B1 - 빔 포밍 기반의 무선통신시스템에서 다중 안테나 전송을 지원하기 위한 장치 및 방법 - Google Patents

빔 포밍 기반의 무선통신시스템에서 다중 안테나 전송을 지원하기 위한 장치 및 방법 Download PDF

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KR101950778B1
KR101950778B1 KR1020120089389A KR20120089389A KR101950778B1 KR 101950778 B1 KR101950778 B1 KR 101950778B1 KR 1020120089389 A KR1020120089389 A KR 1020120089389A KR 20120089389 A KR20120089389 A KR 20120089389A KR 101950778 B1 KR101950778 B1 KR 101950778B1
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reception
transmission
beam pattern
receiving end
information
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KR20130019360A (ko
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설지윤
박정호
유현규
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삼성전자주식회사
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Priority to EP12824026.4A priority Critical patent/EP2745426B1/en
Priority to CN201280039740.5A priority patent/CN103733540B/zh
Priority to PCT/KR2012/006535 priority patent/WO2013025070A2/en
Priority to US13/587,739 priority patent/US9319124B2/en
Priority to JP2014525938A priority patent/JP6238304B2/ja
Publication of KR20130019360A publication Critical patent/KR20130019360A/ko
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/0628—Diversity capabilities
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413—MIMO systems
    • H04B7/0417—Feedback systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0617—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal for beam forming
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/0626—Channel coefficients, e.g. channel state information [CSI]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
    • H04B7/0695—Hybrid systems, i.e. switching and simultaneous transmission using beam selection
    • H04B7/06952—Selecting one or more beams from a plurality of beams, e.g. beam training, management or sweeping
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0868—Hybrid systems, i.e. switching and combining
    • H04B7/088—Hybrid systems, i.e. switching and combining using beam selection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0204—Channel estimation of multiple channels

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
KR1020120089389A 2011-08-16 2012-08-16 빔 포밍 기반의 무선통신시스템에서 다중 안테나 전송을 지원하기 위한 장치 및 방법 Active KR101950778B1 (ko)

Priority Applications (5)

Application Number Priority Date Filing Date Title
EP12824026.4A EP2745426B1 (en) 2011-08-16 2012-08-16 Apparatus and method for supporting multi-antenna transmission in beamformed wireless communication system
CN201280039740.5A CN103733540B (zh) 2011-08-16 2012-08-16 用于在波束成形的无线通信系统中支持多天线传输的装置和方法
PCT/KR2012/006535 WO2013025070A2 (en) 2011-08-16 2012-08-16 Apparatus and method for supporting multi-antenna transmission in beamformed wireless communication system
US13/587,739 US9319124B2 (en) 2011-08-16 2012-08-16 Apparatus and method for supporting multi-antenna transmission in beamformed wireless communication system
JP2014525938A JP6238304B2 (ja) 2011-08-16 2012-08-16 ビームフォーミングベースの無線通信システムにおける多重アンテナ送信をサポートするための装置及び方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR20110081150 2011-08-16
KR1020110081150 2011-08-16

Publications (2)

Publication Number Publication Date
KR20130019360A KR20130019360A (ko) 2013-02-26
KR101950778B1 true KR101950778B1 (ko) 2019-02-21

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KR1020120089389A Active KR101950778B1 (ko) 2011-08-16 2012-08-16 빔 포밍 기반의 무선통신시스템에서 다중 안테나 전송을 지원하기 위한 장치 및 방법

Country Status (6)

Country Link
US (1) US9319124B2 (enrdf_load_stackoverflow)
EP (1) EP2745426B1 (enrdf_load_stackoverflow)
JP (1) JP6238304B2 (enrdf_load_stackoverflow)
KR (1) KR101950778B1 (enrdf_load_stackoverflow)
CN (1) CN103733540B (enrdf_load_stackoverflow)
WO (1) WO2013025070A2 (enrdf_load_stackoverflow)

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US20080043874A1 (en) * 2006-08-21 2008-02-21 Samsung Electronics Co., Ltd. Apparatus and method for transmitting/receiving feedback information in a multi-user MIMO system, and system thereof

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WO2013025070A3 (en) 2013-04-25
EP2745426B1 (en) 2020-02-05
EP2745426A2 (en) 2014-06-25
EP2745426A4 (en) 2015-04-01
KR20130019360A (ko) 2013-02-26
CN103733540B (zh) 2018-01-16
CN103733540A (zh) 2014-04-16
WO2013025070A2 (en) 2013-02-21
JP2014524705A (ja) 2014-09-22
US9319124B2 (en) 2016-04-19
US20130045690A1 (en) 2013-02-21

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